000 00297nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aSalim Ali
245 0 _aSadharana Pakshikal
260 _bNational Book Trust
_aNew Delhi
_c1979
650 _aScience
700 _aLaik Fathehali
942 _cBK
999 _c46969
_d46969